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Total Knee ArthroplastyNCT00375362

The Analgesic Effect of Nitroglycerin Patch for Postoperative Pain After Total Knee Replacement

A study testing Nitroderm patch in people with Total Knee Arthroplasty, run by Rabin Medical Center at 1 site in Israel.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

Patients who undergo general anestheesia for total knee arthroplasty pften have sever postoperative pain which hinders their rehabilitation. Nitroglycerin patches have been found to cause alleviation of pain especially when used in conjuction with morphine. Read more about this study

Who is it for?
Ages 18 to 75 yearsHealthy volunteers can take part
Conditions the study is for
Total Knee Arthroplasty
What is being tested?
Nitroderm patch
How many people
50 participants
Where
1 siteIsrael
Study dates
Jul 2006to Sep 2006
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 75 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Healthy patients undergoing total knee arthroplasty

Who cannot join

  • Pshychiatric disorder
  • Allergy to nitroglycerin or morphine
  • Chronic renal failure
  • Migraine headaches
  • Hypotension

Trial locations and contacts

1 site in 1 country.

Artium Lenchinsky, MD contact

937 6811

Israel1 site, 1 recruiting
  • Rabin Medical Center

    Petach Tikvah

    Artium Lenchinsky, 937-6811

    Recruiting

Other trials in Israel

About this study

Official title: The Analgesic Efficacy of Nitroglycerin Patches for Postoperative Pain in Patients Undergoing Total Knee Arthroplasty

Patients who undergo general anestheesia for total knee arthroplasty pften have sever postoperative pain which hinders their rehabilitation. Nitroglycerin patches have been found to cause alleviation of pain especially when used in conjuction with morphine. Therefore we propose placement of a nitroglycerin patch after total kneee arthroplasty surgery and see how it affects pain scores or causes less nedd for morphine after surgery.

Read the detailed description

Patients undergoing total knee arthroplasty will be randomized into two groups: control and placebo.

Eache patient will undergo total knee arthroplasty under general anesthesia. Both groups will get the same anesthetic protocal. At the end of surgery, before awakening patients will recieve either a nitroglycerin or placebo patch on their back. Both the participant and the investigator will be blinded to the group assisignment. At the end of surgery both groups will recieve morphine for postoperative pain. In the recovery room they will be given patient controlled analgesia with morphine. An investigator blinded to study assisignment will record pain scores, sedation scores, nauseau and vomiting. Patients will be given patient controlled analgesia for 24 hours and they will be followed for pain levels, morphine use, sedation and nauseau levels. The nitroderm or placebo patch will be removed after 24 hours.

Being tested
Nitroderm patch
Keywords
nitroglycerin, morphine, patient controlled analgesia, total knee arthroplasty

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Nitroderm patchDrug

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. pain scores

  2. morphine use

  3. sedation score

  4. nausea and vomiting

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted13 Sep 2006 (estimated)
  2. Study startJul 2006
  3. Study completionSep 2006

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Enrolment
50 participants
IDs, dates and publications
ClinicalTrials.gov ID
NCT00375362
Sponsor's protocol ID
004083
Status last verified
Jul 2006
First submitted
12 Sep 2006
Last updated
13 Sep 2006
Results posted
No

Questions about this trial

What is this clinical trial studying?

A study testing Nitroderm patch in people with Total Knee Arthroplasty, run by Rabin Medical Center at 1 site in Israel.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: status not confirmed, as of the sponsor's last update on 13 Sep 2006. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Israel. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

Contact Artium Lenchinsky, MD (937 6811), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

pain scores. The study lists 4 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 13 Sep 2006.

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